vulnerability
MFSA2023-36 Firefox: Security Vulnerabilities fixed in Firefox ESR 115.2 (CVE-2023-4576)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 8 | (AV:N/AC:L/Au:N/C:C/I:N/A:N) | Aug 29, 2023 | Aug 30, 2023 | Aug 11, 2025 |
Severity
8
CVSS
(AV:N/AC:L/Au:N/C:C/I:N/A:N)
Published
Aug 29, 2023
Added
Aug 30, 2023
Modified
Aug 11, 2025
Description
On Windows, an integer overflow could occur in `RecordedSourceSurfaceCreation` which resulted in a heap buffer overflow potentially leaking sensitive data that could have led to a sandbox escape.
*This bug only affects Firefox on Windows. Other operating systems are unaffected.* This vulnerability affects Firefox < 117, Firefox ESR < 102.15, Firefox ESR < 115.2, Thunderbird < 102.15, and Thunderbird < 115.2.
Solution
mozilla-firefox-esr-upgrade-115_2
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